1)  Obligation to the Gospel - Romans 1:14.

2)  Religious works apart from faith = obligation.  Cf.  Gal. 5:3.

3)  Obligation to the Spirit - Romans 8:12-13.

4)  Obligation of Gentile to Jew - Romans 15:27.

5)  Obligation to rulers and others - Romans 13:7-8.

6)  Obligation to the weak - Romans 15:1.

7)  Obligation, humility and service - Luke 17:10.

8)  Obligation toward God-consciousness - Acts 17:29.

9)  Obligation to self / Christian way of life - 1 John 2:6.

10)  Obligation to brethren / world goods - 1 John  3:16.

11)  Obligation to love the unworthy - 1 John 4:10-11.